2-278SILICONE

View detailed technical data, stock status, and sourcing information for: 2-278SILICONE
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-00-185-0596

Item Name Code

47946

Assigment Date

03/07/1973 (53 years ago)

11.954 inches minimum and 12.014 inches maximum center hole diameter, rubber butadiene-acrylonitrile class nbr material, sonar sets, an/bqs-14a/15; aircraft, b-1b; submarine miscellaneous sonar and adp systems; los angeles class ssn (688) end item identification, 0.135 inches minimum and 0.143 inches maximum cross-sectional height, 12.189 inches minimum and 12.335 inches maximum outside diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Outside Diameter: 12.189 inches minimum and 12.335 inches maximum
Cross-Sectional Height: 0.135 inches minimum and 0.143 inches maximum
Center Hole Diameter: 11.954 inches minimum and 12.014 inches maximum
End Item Identification: sonar sets, an/bqs-14a/15; aircraft, b-1b; submarine miscellaneous sonar and adp systems; los angeles class ssn (688)
Material: rubber butadiene-acrylonitrile class nbr

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5331-01-134-3227	No Name Available	02/01/2017

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
10V60-141-278	O-Ring
1793-278	O-Ring
2-278 N602-70	O-Ring
2-278SILICONE	O-Ring
457-60-278	O-Ring
60-P-31-278	O-Ring
63B0267-268	O-Ring
63B0267-278	O-Ring
725-70-278	O-Ring
7866-278	O-Ring
C-69-278	O-Ring
MS29513-278	O-Ring
N0602 2-278	O-Ring
PX1775-278	O-Ring
SR-822A-60-278	O-Ring
TR253-65-278	O-Ring

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5331-00-185-0596?

The FSCG of the NSN 5331-00-185-0596 is 5331

Does the NSN 5331-00-185-0596 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-00-185-0596 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5331-00-185-0596 contain precious materials?

Precious metal content is unknown

Does NSN 5331-00-185-0596 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5331-00-185-0596 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Wed, Mar 7, 1973